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cs.LG2026
Generalized Priority-Aware Shapley Value
Kiljae Lee, Ziqi Liu, Weijing Tang +1
Shapley value and its priority-aware extensions are widely used for valuation in machine learning, but existing methods require pairwise priority to be binary and acyclic, a restri…
cs.LG2026
Priority-Aware Shapley Value
Kiljae Lee, Ziqi Liu, Weijing Tang +1
Shapley values are widely used for model-agnostic data valuation and feature attribution, yet they implicitly assume contributors are interchangeable. This can be problematic when…
cs.LG2025
Faithful Group Shapley Value
Kiljae Lee, Ziqi Liu, Weijing Tang +1
Data Shapley is an important tool for data valuation, which quantifies the contribution of individual data points to machine learning models. In practice, group-level data valuatio…